He played five matches in that season's Khaya Majola Week, held in December 2011, with Namibia facing the South African domestic under-19 teams.
He took a single wicket on debut against Western Province in the South African Three-Day Provincial Competition, that of Mujahid Behardien.
His twelve maiden overs at the tournament were bettered by only two players – KwaZulu-Natal's Kyle Simmonds (17) and Easterns' Vincent Moore (14).
[5] He was also named Player of the Final, after taking 4/17 from eight overs, including a hat-trick, to help Namibia defeat Kenya by 52 runs, and thus qualify for the 2014 Under-19 World Cup.
[6] Smit made his under-19 One Day International (ODI) debut at the World Cup, played in the United Arab Emirates in February 2014.
[18] In May 2019, he was named in Namibia's squad for the Regional Finals of the 2018–19 ICC T20 World Cup Africa Qualifier tournament in Uganda.
[24][25] In September 2019, he was named in Namibia's squad for the 2019 ICC T20 World Cup Qualifier tournament in the United Arab Emirates.